hare

commit e9a77bcfbc79c5aa94992ae674a30fcb133a4876
parent 6b91d39890f5df2e5af32aeccc252b22e60a0bae
Author: Ember Sawady <ecs@d2evs.net>
Date:   Wed,  4 Dec 2024 03:39:59 +0000

Revert "math::random: seed from current time if seed not provided"

This reverts commit 8b5ae05610740739f6412b9458ac21854add6d0d.

see https://lists.sr.ht/~sircmpwn/hare-dev/%3C20241202005225.29526-1-sebastian@sebsite.pw%3E#%3CD62M0NWCWU0J.1D1MUSEO69BVQ@turminal.net%3E

Diffstat:
M
math/random/random.ha
 | 
15
++-------------

1 file changed, 2 insertions(+), 13 deletions(-)
diff --git a/math/random/random.ha b/math/random/random.ha
@@ -1,23 +1,12 @@
 // SPDX-License-Identifier: MPL-2.0
 // (c) Hare authors <https://harelang.org>
 
-use time;
-
 // State for a pseudorandom number generator.
 export type random = u64;
 
 // Initializes a pseudorandom number generator with a given seed. This seed will
-// yield the same sequence of psuedo-random numbers if used again. If 'seed' is
-// void, the seed is instead determined by the current time (as reported by
-// [[time::now]]).
-export fn init(seed: (u64 | void) = void) random = {
-	match (seed) {
-	case void =>
-		return time::now(time::clock::MONOTONIC).sec: random;
-	case let r: u64 =>
-		return r;
-	};
-};
+// yield the same sequence of psuedo-random numbers if used again.
+export fn init(seed: u64) random = seed;
 
 // Returns a psuedo-random 64-bit unsigned integer.
 export fn next(r: *random) u64 = {